| Value | Category | Cases | |
|---|---|---|---|
| 1 | Oui | 14 | 
                                    
                                    51.9%
                                 | 
| 2 | Non | 4 | 
                                    
                                    14.8%
                                 | 
| 9 | Manquant | 9 | 
                                    
                                    33.3%
                                 | 
| Sysmiss | 4477 |